The main concern of historiography is bias.
The correct answer is the option D.
As the United States entered the World War II they have started developing nuclear projects under the orders of the president Harry Truman. WW2 represented a massive arms race and president Truman believed that the Nazis have started developing a nuclear bomb, so he ordered that the US began the same project immediately in hopes of finishing before the Nazis.
Nihilism is the belief that nothing in the world has a real existence, so true
He intended to arm slaves with weapons from the arsenal, but the attack failed.
